Apple Watch Steel Case with Milanese Loop

Stainless steel or space black stainless steel case;Sapphire crystal;Retina display with Force Touch;Ceramic back;Digital Crown;Heart rate sensor, accelerometer, and gyroscope;Ambient light sensor;Speaker and microphone;Wi-Fi (802.11b/g/n 2.4GHz);Bluetooth 4.0;Up to 18 hours of battery life.